WordPress Version: 6.3
/**
* Handles saving menu locations via AJAX.
*
* @since 3.1.0
*/
function wp_ajax_menu_locations_save()
{
if (!current_user_can('edit_theme_options')) {
wp_die(-1);
}
check_ajax_referer('add-menu_item', 'menu-settings-column-nonce');
if (!isset($_POST['menu-locations'])) {
wp_die(0);
}
set_theme_mod('nav_menu_locations', array_map('absint', $_POST['menu-locations']));
wp_die(1);
}